Description
Episode Title:
Biomass.Episode Description:
A mysterious new enemy named Biomass is stealing experimental plant food from science labs around the city. Meanwhile, Mr. Savic's past finally comes to light when Nathan's grandfather helps the Flex Fighters investigate Biomass and the robberies, soon learning that Biomass and Dr. Savic are the same entity, being manipulated by an even crazier villain named Anastasia.
